"WardsSci000504"

Made of heavy metal with side rod for insertion in clamp holders.

Made of wood with turned wood posts. Has holes for tubes up to 19 mm in diameter.

Quickly add a hook to a support rod.

Hold a variety of test tubes up to 20 mm.

Triangles made from galvanized iron wire, with porcelain pipe stemming to reduce wire sagging and oxidation.

With drilled holes to accommodate seven tubes up to 13 mm in dia. Strongly constructed with dovetail joints. Size: 2-3/8" H x 7-7/8 W x 1-3/8" D.

Laboratory support jack is constructed of painted aluminum and stainless steel.

Provides Superior Stability for Your Experiments

Firm Tabletop Support.

Solid and Sturdy